1.This LED life jacket is made of woven fabric, foam and LED electrical part.2.Machine Wash available.3.High quality and upscale Metal led light eyelet, waterproof and good looking.4.High visibility LED flashing, it can be seen from 1000 Meter far away.5.Many LED colors and life jacket colors can be chosen.6.Compliance to CE, ROHS, UL etc certifications.7.One button to control 3 ways lighting mode ...